BS ISO 21498-1:2021

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Electrically propelled road vehicles. Electrical specifications and tests for voltage class B systems and components – Voltage sub-classes and characteristics

Published By	Publication Date	Number of Pages
BSI	2021	22

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Description

This document applies to voltage class B electric propulsion systems and connected auxiliary electric systems of electrically propelled road vehicles. Additionally, it applies to electric circuits and components in these systems.

This document provides specifications of voltage sub-classes related to DC electric circuits. It also provides specifications of characteristics which are relevant for design and operation of systems and components for the voltage sub-classes.

This document does not cover electrical safety (see ISO 17409 and the ISO 6469 series).

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PDF Pages	PDF Title
2	National foreword
6	Foreword
7	Introduction
9	1 Scope 2 Normative references 3 Terms and definitions
11	4 Abbreviated terms 5 General assumptions for the voltage class B system
12	6 Voltage sub-classes
13	7 Characteristics of voltage sub-classes 7.1 General 7.2 Component operating status
14	7.3 Voltage operating ranges 7.4 Undervoltage and overvoltage 7.4.1 General
15	7.4.2 Overvoltage 7.4.3 Undervoltage 7.5 Allocation of voltage ranges and operating status – Overview
17	7.6 Voltage transients and ripple 7.6.1 General 7.6.2 Voltage slope 7.6.3 Load dump
18	7.6.4 Voltage ripple
19	Annex A (informative) Example for voltage ranges per voltage sub-class
20	Bibliography

Additional information

Status	Definitive
Pages	22
Publication Date	2021-01-29
ISBN	978 0 539 04562 8
Standard Number	BS ISO 21498-1:2021
Title	Electrically propelled road vehicles. Electrical specifications and tests for voltage class B systems and components – Voltage sub-classes and characteristics
Identical National Standard Of	ISO 21498-1
Replaces	PD ISO/PAS 19295:2016
Descriptors	Health and safety requirements, Road vehicles, External, Electric road vehicles, Electric power systems, Vehicles, Circuits
Publisher	BSI
Committee	PEL/69
ICS Codes	43.120 - Electric road vehicles

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BS ISO 21498-1:2021

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